Nexon_MCE2_7inch_Digital Instrument Cluster_DTC Trouble Shooting Data Version: 1.0 Date: 09-May-2023 Author: Suraj Patil / Rajesh Patil Page: 56 of 167 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. Trouble Shooting: - Turn ON Ignition. Connect the TML Diagnostic Tool. Check the status of DTC’s (Memorized/Current) Record the DTC & Clear DTC’s Turn Ignition OFF & ON Verify If DTC B194A - 15 is present Is DTC B194A-15 is Present? Check for Steering wheel switch functionality. Intermittent Problem Exist Refer the intermittent problem inspection procedure. Is Steering wheel switch shorted to Batt or Open? Steering wheel Switch/Paddle shifter is shorted to Batt or Open circuited. Rectify Fault at wiring Harness to recover the fault. Clear the DTC & verify the function of Steering wheel switch. Clear the DTC from the ECU memory. Turn Ignition OFF & ON. Check the function of Steering wheel switch. YES NO YES NO Stop
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